these 2 derivations will be built:
  /nix/store/ggc8y2n0c2zc6ivrwfyjsz0qw69plk0j-flake-inputs.drv
  /nix/store/v6wpm68nl20clhym2k7llkjay355dqrz-check-flake-inputs.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy